A circuit is created with a constant voltage source, a resistor and an ammeter. A second resistor is added using a rectangular block of conducting material with side lengths a < b < c, and the current is measured with the block connected in three different orientations as shown below. Which statement about the resulting current in the circuit is true?     The current is greatest in the circuit in the center and least in the circuit on the left.       The current is the same in all three circuits.       The current is greatest in the circuit on the right and least in the circuit on the left.       The current is greatest in the circuit on the right and least in the circuit in the center.       The current is greatest in the circuit on the left and least in the circuit on the right.

Q: R1 R2 S

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Q: The resistance of each brake lightbulb on an automobile is 7.9 Ω. Use the fact that cars have 12-V…

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